<HTML>
   <HEAD>
   <SCRIPT language=Javascript>
   </SCRIPT>
   <style>
   </style>
   </HEAD>
   <BODY>
   <form>
   <div class = "form-group">
      <label>Genomic interval to left of gene (bases)</label>
      <INPUT id="leftDistance" pattern="\d+" onkeypress="return isNumberKey(event)" type="number" name="leftDistance" value= "50000" min="0" class="form-control" required>
	</div>
	<div class = "form-group">
      <label>Genomic interval to right of gene (bases)</label>
      <INPUT id="rightDistance" pattern="\d+" onkeypress="return isNumberKey(event)" type="number" name="rightDistance" value= "50000" min="0" class="form-control"  required>
	 </div>
	 <span class="error" aria-live="polite"></span>
	   <button class="btn btn-default action-button" id = "submitByGene">Submit Parameters</button>
   </form>
   </BODY>
</HTML>